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The SUPCO 3S System Safe Sealant, from the makers of Leak Lock, prevents system contamination, restrictions, fouling, and failure. Formulated for all refrigerants and refrigeration lubricants, this sealant offers mess-free application and supreme leak prevention. Ideal for ductless systems, mini splits, gaskets, compression fittings, and flare fittings.
System Safe Sealant prevents system contamination and is compatible with all refrigerants. It is mess-free and non-stringy.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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